これは出力画面で、イメージが適切に配置されておらず、ブートストラップ モーダル内のサイズになっています。
プロジェクトの「アバター」更新セクションで「cropper.js」プラグインを使用しようとしています。関連する CSS および JS ファイルも jquery を使用して追加しましたが、プラグインは正常に機能しています。私の問題は、ブートストラップモーダル内の画像の配置/サイズです。小さくて左中央に表示されます。私はそれらを適切なサイズ、配置、および応答性の高い出力にしようとしています。私が試したのは、以下に追加することです。この質問へのヘルプは大歓迎です。
私がやったこと:
クロッパープラグインを使用して画像を初期化/アップロードおよびトリミングするためのmain.jsファイル
(function (factory) {
if (typeof define === 'function' && define.amd) {
// AMD. Register as anonymous module.
define(['jquery'], factory);
} else if (typeof exports === 'object') {
// Node / CommonJS
factory(require('jquery'));
} else {
// Browser globals.
factory(jQuery);
}
})(function ($) {
'use strict';
var console = window.console || { log: function () {} };
function CropAvatar($element) {
this.$container = $element;
this.$avatarView = this.$container.find('.avatar-view');
this.$avatar = this.$avatarView.find('img');
this.$avatarModal = this.$container.find('#avatar-modal');
this.$avatarModal1 = this.$container.find('#avatar-modal1');
this.$loading = this.$container.find('.loading');
this.$avatarForm = this.$avatarModal1.find('.avatar-form');
this.$avatarUpload = this.$avatarForm.find('.avatar-upload');
this.$avatarSrc = this.$avatarForm.find('.avatar-src');
this.$avatarData = this.$avatarForm.find('.avatar-data');
this.$avatarInput = this.$avatarForm.find('.avatar-input');
this.$avatarSave = this.$avatarForm.find('.avatar-save');
this.$avatarBtns = this.$avatarForm.find('.avatar-btns');
this.$avatarWrapper = this.$avatarModal.find('.avatar-wrapper');
this.$avatarPreview = this.$avatarModal.find('.avatar-preview');
this.init();
}
CropAvatar.prototype = {
constructor: CropAvatar,
support: {
fileList: !!$('<input type="file">').prop('files'),
blobURLs: !!window.URL && URL.createObjectURL,
formData: !!window.FormData
},
init: function () {
this.support.datauri = this.support.fileList && this.support.blobURLs;
if (!this.support.formData) {
this.initIframe();
}
this.initTooltip();
this.initModal();
this.addListener();
},
addListener: function () {
this.$avatarView.on('click', $.proxy(this.click, this));
this.$avatarInput.on('change', $.proxy(this.change, this));
//this.$avatarInput.on('change', $.proxy(this.click, this));
this.$avatarForm.on('submit', $.proxy(this.submit, this));
this.$avatarBtns.on('click', $.proxy(this.rotate, this));
},
initTooltip: function () {
this.$avatarView.tooltip({
placement: 'bottom'
});
},
initPreview: function () {
var url = this.$avatar.attr('src');
this.$avatarPreview.html('<img src="' + url + '">');
},
initIframe: function () {
var target = 'upload-iframe-' + (new Date()).getTime();
var $iframe = $('<iframe>').attr({
name: target,
src: ''
});
var _this = this;
// Ready ifrmae
$iframe.one('load', function () {
// respond response
$iframe.on('load', function () {
var data;
try {
data = $(this).contents().find('body').text();
} catch (e) {
console.log(e.message);
}
if (data) {
try {
data = $.parseJSON(data);
} catch (e) {
console.log(e.message);
}
_this.submitDone(data);
} else {
_this.submitFail('Image upload failed!');
}
_this.submitEnd();
});
});
this.$iframe = $iframe;
this.$avatarForm.attr('target', target).after($iframe.hide());
},
initModal: function () {
this.$avatarModal.modal({
show: false
});
},
click: function () {
this.$avatarModal.modal('show');
this.initPreview();
},
change: function () {
//alert("changed");
this.$avatarModal.modal('show');
this.initPreview();
var files;
var file;
if (this.support.datauri) {
files = this.$avatarInput.prop('files');
if (files.length > 0) {
file = files[0];
if (this.isImageFile(file)) {
if (this.url) {
URL.revokeObjectURL(this.url); // Revoke the old one
}
this.url = URL.createObjectURL(file);
this.startCropper();
}
}
} else {
file = this.$avatarInput.val();
if (this.isImageFile(file)) {
//alert("changed");
this.syncUpload();
}
}
},
isImageFile: function (file) {
if (file.type) {
return /^image\/\w+$/.test(file.type);
} else {
return /\.(jpg|jpeg|png|gif)$/.test(file);
}
},
startCropper: function () {
var _this = this;
if (this.active) {
this.$img.cropper('replace', this.url);
} else {
this.$img = $('<img src="' + this.url + '">');
this.$avatarWrapper.empty().html(this.$img);
this.$img.cropper({
//aspectRatio: 1,
aspectRatio: 1,
preview: this.$avatarPreview.selector,
crop: function (e) {
var json = [
'{"x":' + e.x,
'"y":' + e.y,
'"height":' + e.height,
'"width":' + e.width,
'"rotate":' + e.rotate + '}'
].join();
_this.$avatarData.val(json);
$("#output").html("("+e.width+","+e.height+")");
}
});
this.active = true;
}
this.$avatarModal.one('hidden.bs.modal', function () {
_this.$avatarPreview.empty();
_this.stopCropper();
});
},
stopCropper: function () {
if (this.active) {
this.$img.cropper('destroy');
this.$img.remove();
this.active = false;
}
},
syncUpload: function () {
this.$avatarSave.click();
},
alert: function (msg) {
var $alert = [
'<div class="alert alert-danger avatar-alert alert-dismissable">',
'<button type="button" class="close" data-dismiss="alert">×</button>',
msg,
'</div>'
].join('');
this.$avatarUpload.after($alert);
}
};
$(function () {
return new CropAvatar($('#crop-avatar'));
});
});
ホームページ- HTML ビュー ページ
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta http-equiv="x-ua-compatible" content="ie=edge">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Image Cropping with Cropper JS</title>
<link rel="stylesheet" href="css/bootstrap.min.css">
<link rel="stylesheet" href="css/cropper.min.css">
<link rel="stylesheet" href="css/cropper.css">
<link rel="stylesheet" href="css/styles.css">
</head>
<body>
<div class="container" id="crop-avatar">
<!-- Current avatar -->
<div class="avatar-view" title="Change the avatar">
<img src="img/img.jpg" alt="Avatar">
</div>
<div id="avatar-modal1">
<form class="avatar-form" action="crop.php" enctype="multipart/form-data" method="post">
<!-- Upload image and data -->
<div class="avatar-upload">
<input type="hidden" class="avatar-src" name="avatar_src">
<input type="hidden" class="avatar-data" name="avatar_data">
<label for="avatarInput">Upload</label>
<input type="file" class="avatar-input" id="avatarInput" name="avatar_file">
</div>
<!-- Cropping modal -->
<div class="modal fade" id="avatar-modal" aria-hidden="true" aria-labelledby="avatar-modal-label" role="dialog" tabindex="-1">
<div class="modal-dialog modal-lg">
<div class="modal-content">
<div class="modal-header">
<button type="button" class="close" data-dismiss="modal">×</button>
<h4 class="modal-title" id="avatar-modal-label">Change Image</h4>
</div>
<div class="modal-body">
<div class="avatar-body">
<!-- Crop and preview -->
<div class="row">
<div class="col-md-9">
<div class="avatar-wrapper"> </div>
</div>
<div class="col-md-3">
<div class="avatar-preview preview-lg" style="border-radius:90px !important;"></div>
<!-- <div class="avatar-preview preview-md"></div>
<div class="avatar-preview preview-sm"></div>-->
<br>
<h5>Output value(width,height)</h5>
<div id="output"></div>
</div>
</div>
<div class="row avatar-btns">
<!--<div class="col-md-9">
<div class="btn-group">
<button type="button" class="btn btn-primary" data-method="rotate" data-option="-90" title="Rotate -90 degrees">Rotate Left</button>
<button type="button" class="btn btn-primary" data-method="rotate" data-option="-15">-15deg</button>
<button type="button" class="btn btn-primary" data-method="rotate" data-option="-30">-30deg</button>
<button type="button" class="btn btn-primary" data-method="rotate" data-option="-45">-45deg</button>
</div>
<div class="btn-group">
<button type="button" class="btn btn-primary" data-method="rotate" data-option="90" title="Rotate 90 degrees">Rotate Right</button>
<button type="button" class="btn btn-primary" data-method="rotate" data-option="15">15deg</button>
<button type="button" class="btn btn-primary" data-method="rotate" data-option="30">30deg</button>
<button type="button" class="btn btn-primary" data-method="rotate" data-option="45">45deg</button>
</div>
</div>
<div class="col-md-3">
<button type="submit" class="btn btn-primary btn-block avatar-save">Done</button>
</div>-->
</div>
</div>
</div>
</div>
</div>
</div><!-- /.modal -->
</form>
</div>
<!-- Loading state -->
<div class="loading" aria-label="Loading" role="img" tabindex="-1"></div>
</div>
<script src="js/jquery.min.js"></script>
<script src="js/bootstrap.min.js"></script>
<script src="js/cropper.min.js"></script>
<script src="js/main.js"></script>
</body>
</html>